Charge state Ionization 14 Multiple ionization 12 Ionization cross section 10 Atoms 8 Energy ranges 6 Projectiles 6 Charge density waves 4 Classical model 4 Coincidence techniques 4 Collision channels 4 Impact energy 4 Intermediate energies 4 Ions 4 Low velocities 4 Relative contribution 4 Single electron capture 4 Transfer ionization 4 Acid-base equilibria 2 Beam energies 2 Charge regulation 2 Confined geometries 2 Conformational behavior 2 Conformational change 2 Continuum distorted wave-eikonal initial state 2 Convoy electrons 2 Crystals 2 Distortion (waves) 2 Electric Conductivity 2 Electrolytes 2